diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 9c70ff65e6b73af4dd9d32183bfb0e3e70e27424..c79df79307ed0dc0d7dae54409bb8274475d4bc7 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -1163,7 +1163,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data)
 	case MSR_K6_STAR:
 		vcpu->svm->vmcb->save.star = data;
 		break;
-#ifdef CONFIG_X86_64_
+#ifdef CONFIG_X86_64
 	case MSR_LSTAR:
 		vcpu->svm->vmcb->save.lstar = data;
 		break;